From a90a5cba08fdf6c0ceb95101c275108a152a3aed Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 12 Jun 2024 07:35:37 +0200
Subject: Merging upstream version 127.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../layers/2d.layer.malformed-operations.html      | 85 ++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 testing/web-platform/tests/html/canvas/offscreen/layers/2d.layer.malformed-operations.html

(limited to 'testing/web-platform/tests/html/canvas/offscreen/layers/2d.layer.malformed-operations.html')
diff --git a/testing/web-platform/tests/html/canvas/offscreen/layers/2d.layer.malformed-operations.html b/testing/web-platform/tests/html/canvas/offscreen/layers/2d.layer.malformed-operations.html
new file mode 100644
index 0000000000..a810665faf
--- /dev/null
+++ b/testing/web-platform/tests/html/canvas/offscreen/layers/2d.layer.malformed-operations.html
@@ -0,0 +1,85 @@
+<!DOCTYPE html>
+<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
+<title>OffscreenCanvas test: 2d.layer.malformed-operations</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/html/canvas/resources/canvas-tests.js"></script>
+
+<script>
+
+test(t => {
+  const canvas = new OffscreenCanvas(200, 200);
+  const ctx = canvas.getContext('2d');
+
+  // Shouldn't throw on its own.
+  ctx.createPattern(canvas, 'repeat');
+  // Make sure the exception isn't caused by calling the function twice.
+  ctx.createPattern(canvas, 'repeat');
+  // Calling again inside a layer should throw.
+  ctx.beginLayer();
+  assert_throws_dom("InvalidStateError",
+                    () => ctx.createPattern(canvas, 'repeat'));
+}, "Throws if createPattern is called while layers are open.");
+
+test(t => {
+  const canvas = new OffscreenCanvas(200, 200);
+  const ctx = canvas.getContext('2d');
+
+  const canvas2 = new OffscreenCanvas(200, 200);
+  const ctx2 = canvas2.getContext('2d');
+  // Shouldn't throw on its own.
+  ctx2.drawImage(canvas, 0, 0);
+  // Make sure the exception isn't caused by calling the function twice.
+  ctx2.drawImage(canvas, 0, 0);
+  // Calling again inside a layer should throw.
+  ctx.beginLayer();
+  assert_throws_dom("InvalidStateError",
+                    () => ctx2.drawImage(canvas, 0, 0));
+}, "Throws if drawImage is called while layers are open.");
+
+test(t => {
+  const canvas = new OffscreenCanvas(200, 200);
+  const ctx = canvas.getContext('2d');
+
+  // Shouldn't throw on its own.
+  ctx.getImageData(0, 0, 200, 200);
+  // Make sure the exception isn't caused by calling the function twice.
+  ctx.getImageData(0, 0, 200, 200);
+  // Calling again inside a layer should throw.
+  ctx.beginLayer();
+  assert_throws_dom("InvalidStateError",
+                    () => ctx.getImageData(0, 0, 200, 200));
+}, "Throws if getImageData is called while layers are open.");
+
+test(t => {
+  const canvas = new OffscreenCanvas(200, 200);
+  const ctx = canvas.getContext('2d');
+
+  const canvas2 = new OffscreenCanvas(200, 200);
+  const ctx2 = canvas2.getContext('2d')
+  const data = ctx2.getImageData(0, 0, 1, 1);
+  // Shouldn't throw on its own.
+  ctx.putImageData(data, 0, 0);
+  // Make sure the exception isn't caused by calling the function twice.
+  ctx.putImageData(data, 0, 0);
+  // Calling again inside a layer should throw.
+  ctx.beginLayer();
+  assert_throws_dom("InvalidStateError",
+                    () => ctx.putImageData(data, 0, 0));
+}, "Throws if putImageData is called while layers are open.");
+
+test(t => {
+  const canvas = new OffscreenCanvas(200, 200);
+  const ctx = canvas.getContext('2d');
+
+  // Shouldn't throw on its own.
+  canvas.transferToImageBitmap();
+  // Make sure the exception isn't caused by calling the function twice.
+  canvas.transferToImageBitmap();
+  // Calling again inside a layer should throw.
+  ctx.beginLayer();
+  assert_throws_dom("InvalidStateError",
+                    () => canvas.transferToImageBitmap());
+}, "Throws if transferToImageBitmap is called while layers are open.");
+
+</script>
-- 
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